Green, age 16, contracted to buy a Camaro from Star Chevrolet. Green lived about six miles from school and one mile from his job, and used the Camaro to go back and forth to school and work. When he did not have the car, he used a carpool to get to school and work. Several months later, the car became inoperable with a blown head gasket, and Green gave notice of disaffirmance to Star Chevrolet. Star Chevrolet refused to refund the purchase price, claiming, in part, that the car was a necessary.Was it?